Hillman 3/8 in. Diameter x 6 in. Length Heat-Treated Zinc Steel Hex Head Cap Screws, Coarse Thread, 50-Pack
SKU: 49086188293

Hillman 3/8 in. Diameter x 6 in. Length Heat-Treated Zinc Steel Hex Head Cap Screws, Coarse Thread, 50-Pack

Sale price$79.19 Regular price$87.99
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Description

Hillman 3/8 in. Diameter x 6 in. Length Heat-Treated Zinc Steel Hex Head Cap Screws, Coarse Thread, 50-PackHillman Grade 5 Hex Head Cap Screws, 3 8" x 6", 50 Pack These Hillman Grade 5 hex head cap screws deliver reliable fastening strength for heavy duty projects. Made of steel with a heat treated zinc finish, they feature coarse threads and a washer face under the head for a secure seal. Key Features: Heavy Duty Strength: Grade 5 steel construction for dependable load bearing performance Corrosion Resistant Finish: Heat treated zinc coating helps resist

Hillman Grade 5 Hex Head Cap Screws, 3/8" x 6", 50-Pack

These Hillman Grade 5 hex head cap screws deliver reliable fastening strength for heavy-duty projects. Made of steel with a heat-treated zinc finish, they feature coarse threads and a washer face under the head for a secure seal.


Key Features:

  • Heavy-Duty Strength: Grade 5 steel construction for dependable load-bearing performance
  • Corrosion-Resistant Finish: Heat-treated zinc coating helps resist wear and rust
  • Secure Seating: Washer face under the head enhances seal and grip
  • Easy Fastening: Hex head design installs with a wrench or drill
  • Convenient Bulk Pack: 50 screws sized 3/8 in. diameter x 6 in. length

Specifications Table:

Specification Details
Diameter 3/8 inch
Length 6 inch
Material Steel
Finish Heat Treated Zinc
Grade Grade 5 (USS)
Thread Type Coarse
Head Type Hex head with washer face
Number in Package 50 pack
Packaging Type Boxed
Installation Tighten with a wrench or drill

Frequently Asked Questions (FAQ):

Q: Are these fully threaded?
A: They are partially threaded with coarse threads along the shank, per Grade 5 USS spec.


Q: What tools are needed for installation?
A: Use a wrench or a compatible hex socket/driver; a drill with socket adapter can speed installation.


Q: Can these be used outdoors?
A: The heat-treated zinc finish offers corrosion resistance suitable for many indoor and covered outdoor applications; for prolonged exposure, consider galvanized or stainless options.


Q: Do they include nuts or washers?
A: No, this pack includes only hex cap screws; nuts and washers are sold separately.


Q: What is the quantity in the box?
A: 50 screws per box.


Industrial Precision with a Polished Edge

These Grade 5 hex cap screws bring a clean, engineered elegance to structural details. The heat-treated zinc finish offers a subtle sheen that pairs beautifully with raw woods and powder-coated steel. Use them to elevate exposed fastener moments on custom shelving or workshop furniture. A must-have hardware staple for projects where strength meets refined utility.


Choose Hillman Grade 5 hex cap screws for a durable, polished fastening solution—add this 50-pack to your project today.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 49086188293

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Tony soliz
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★★★★★ 5
Price and solid
Works great and been good and its been months now
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Reviewed in the United States on August 24, 2025
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★★★★★ 1
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Initially worked great but now the taking power from the coil doesn’t break the contact and I have to tap it with a screwdriver to get it to disengage
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Reviewed in the United States on March 10, 2023
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Jamar P.
Cuba, US
★★★★★ 5
Fit perfectly on my old-school with a ls
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Worked good for what I need
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Reviewed in the United States on March 17, 2026
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David Myers
Houston, US
★★★★★ 5
Awesome kit!
Color: 40FT Wire+40FT Cable Sleeve
Bout this to hook up batteries and inverters for solar system. Nice set! Perfect for hooking up batteries.
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Reviewed in the United States on September 9, 2025
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Mechanical
New York, US
★★★★★ 4
No electricity from here
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Copper clad
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